/*
 * Copyright 2010-2019 Amazon.com, Inc. or its affiliates. All Rights Reserved.
 *
 * Licensed under the Apache License, Version 2.0 (the "License").
 * You may not use this file except in compliance with the License.
 * A copy of the License is located at
 *
 *  http://aws.amazon.com/apache2.0
 *
 * or in the "license" file accompanying this file. This file is distributed
 * on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either
 * express or implied. See the License for the specific language governing
 * permissions and limitations under the License.
 
 * According to cos feature, we modify some class，comment, field name, etc.
 */


package com.qcloud.cos.internal;

import java.util.Map;

import com.qcloud.cos.Headers;

public class ResponseMetadata {
    protected final Map<String, String> metadata;

    public ResponseMetadata(Map<String, String> metadata) {
        this.metadata = metadata;
    }

    public ResponseMetadata(ResponseMetadata originalResponseMetadata) {
        this(originalResponseMetadata.metadata);
    }

    public String getRequestId() {
        return metadata.get(Headers.REQUEST_ID);
    }
    
    public String getTraceId() {
        return metadata.get(Headers.TRACE_ID);
    }

    @Override
    public String toString() {
        if (metadata == null)
            return "{}";
        return metadata.toString();
    }

}

